MolluscaBase taxon details
original description
(of Borsonella civitella Dall, 1919) Dall, W. H. (1919). Descriptions of new species of Mollusca from the North Pacific Ocean in the collection of the United States National Museum. <em>Proceedings of the United States National Museum.</em> 56 (2295): 293-371., available online at http://biodiversitylibrary.org/page/7766313 [details]
original description
(of Borsonella nicoli Dall, 1919) Dall, W. H. (1919). Descriptions of new species of mollusks of the family Turritidae from the west coast of America and adjacent regions. <em>Proceedings of the United States National Museum.</em> 56 (2288): 1-86, pls 1-24., available online at https://biodiversitylibrary.org/page/7765993 [details]
basis of record
McLean J.H. (1996). The Prosobranchia. In: Blake, J.A., & P.H. Scott (eds.), <i>Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. The Mollusca Part 2 – The Gastropoda.</i> Santa Barbara Museum of Natural History. volume 9: 1-160., available online at https://books.google.fr/books?id=MMdJAQAAIAAJ [details]